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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2014-01-01 16:52:47 +0100 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2014-04-22 13:24:43 +0200 |
| commit | f748f4a7ec549febb76e86082d9445beff1e9b01 (patch) | |
| tree | 6bf3de28d2a3c1a33fa4e555c39c1183f701c330 /arch/s390/kvm | |
| parent | 0e7a3f9405d327bdc55ef1cdca7b63486b1916a0 (diff) | |
| download | op-kernel-dev-f748f4a7ec549febb76e86082d9445beff1e9b01.zip op-kernel-dev-f748f4a7ec549febb76e86082d9445beff1e9b01.tar.gz | |
KVM: s390: convert handle_store_prefix()
Convert handle_store_prefix() to new guest access functions.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm')
| -rw-r--r-- | arch/s390/kvm/priv.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 9648504..306caa2 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -106,6 +106,7 @@ static int handle_store_prefix(struct kvm_vcpu *vcpu) { u64 operand2; u32 address; + int rc; vcpu->stat.instruction_stpx++; @@ -122,8 +123,9 @@ static int handle_store_prefix(struct kvm_vcpu *vcpu) address = address & 0x7fffe000u; /* get the value */ - if (put_guest(vcpu, address, (u32 __user *)operand2)) - return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING); + rc = write_guest(vcpu, operand2, &address, sizeof(address)); + if (rc) + return kvm_s390_inject_prog_cond(vcpu, rc); VCPU_EVENT(vcpu, 5, "storing prefix to %x", address); trace_kvm_s390_handle_prefix(vcpu, 0, address); |
